IDEAL Viceroy GT 8 Installation And Servicing page 20

26 HYDRAULIC TEST
After assembling the boiler body, the installer must carry out a water
tightness test at a hydraulic pressure of 1.5 times the design pressure
for a period of 30 minutes. The test must be done at room temperature.
1. Seal off the flow and return
connections.
2. Fit a suitable supply line with
valves and union connection.
3. Fit a suitable valve to vent the
boiler. (Temporary only.)
4. Fill the boiler then shut off the
supply water.
5. Shut off the inlet valve.
6. Close the vent valve.
7. Disconnect the supply water.
8. Connect the pressure system
water.
9. Open the fill valve.
10. Pressurise the boiler. Maintain
pressure for 30 minutes.
Any drop in pressure indicates a
leakage in the boiler body.
11. After successfully conducting the
test, release the pressure and
drain.
20
INSTALLATION
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10
bar
0
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6
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Viceroy GT -
Installation & Servicing